Khai Thac Che Bien Da Dong Ao LTD Address: Dong Ao Hamlet, Thanh Thuy Commune, Thanh Liem District, Ha Nam Province Enterprise code: 0700193685 Phone: 0904304312 Representative: Vu Viet Kim Adress: Dong Ao, Thanh Thuy, Thanh Liem District, Ha Nam Province Thanh Thuy Commune, Thanh Liem District, Ha Nam ProvinceFounding date: 23 - 1 - 2006